12/29/2025
Counterfeit China-made catalytic converters are a prevalent problem. Recently, at our workshop, the top photo depicts a unit on the right side as a counterfeit unit, whereas the left side features an EPA-certified part. Upon clicking the lower photo, you will notice the certification numbers, paperwork should be included with both the installation and purchase. The customer incurred double charges to rectify the check engine P0420 code. Be cautious of fake emissions parts to avoid similar experiences.